调用mathlib52.dll中的自定义API写的任意阶矩阵计算器，目前支持实矩阵相乘，求逆阵，求行列式的值3个功能，用户界面较友好，具有一定的容错能力。-Call mathlib52.dll custom API to write in any order matrix calculator now supports real matrices, inverse matrix, determinant of the value of the three demand functions, the user interface more friendly, has a certain tolerance.